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Solar emissions include visible light, heat and ultraviolet (uv) radiation Raising awareness on ultraviolet radiation small amounts of ultraviolet (uv) radiation are essential to produce vitamin d in people, yet overexposure to sunlight may result in acute and chronic health effects on the skin, eye and immune system. Just as visible light consists of different colours that become apparent in a rainbow, the uv radiation spectrum is divided into three regions called uva, uvb and uvc.
Uv radiation comes naturally from the sun, but it can also be created by artificial sources used in industry, commerce and recreation. Both solar radiation and sunbeds are classified as carcinogenic to humans by the who international agency for research on cancer (iarc) Key facts skin cancers are caused primarily by exposure to ultraviolet radiation (uvr), either from the sun or from artificial sources such as sunbeds
Worldwide, it is estimated that 15 million people are blind due to cataracts
Of these, some 10% may be due to. Skin cancer risk is strongly correlated with the duration and frequency of sun exposure over one’s lifetime Cumulative uv dose is related to the development of. Dans notre environnement, le soleil est de loin la source de rayonnement ultraviolet la plus importante
Le soleil émet de la lumière, de la chaleur et des rayons ultraviolets (uv). Les uv peuvent avoir des effets à court et à long terme sur la peau En plus des effets à court terme bien connus, tels que les coups de soleil ou les réactions allergiques, les effets à long terme comme le cancer de la peau représentent un risque chronique pour la santé Le risque de cancer de la peau est fortement corrélé à la durée et à la fréquence de l’exposition au soleil.
Le rayonnement ultraviolet (uv) ne peut être ni vu ni ressenti
Alors que certaines personnes sont exposées à des sources artificielles de rayonnement uv (par exemple en médecine, dans l’industrie et à des fins de désinfection et cosmétiques), tout le monde est exposé aux rayons uv solaires. zi3wai4xian4fu3she4重要事实 皮肤癌主要由暴露于紫外线辐射所致。紫外线辐射来自太阳或日光浴床等人造日光源。 2020年，全球共检出150多万例皮肤癌，并报告了12万例以上皮肤癌死亡。 据估计，全世界共有1800万人因白内障而失明，其中约10%可能是因暴露于紫外线辐射。 儿童和青少年暴晒会导致今后患. One in every three cancers diagnosed is a skin cancer The main factor that predisposes to the development of skin cancer is exposure to ultraviolet (uv) radiation, traditionally from the sun and more recently from artificial tanning sunbeds
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